Discussion on: Daily Coding Problem #1

[Nishant Kumar]

// Input [10, 5, 7, 3] k=17

function findSumPair(numbs, sum) {
  if (!(numbs instanceof Array)) throw new Error("Invalid Numbers Input");

  const pairSet = new Set();
  let pair = undefined;

  numbs.some(item => {
    const temp = sum - item;
    if (temp > 0 && pairSet.has(temp)) {
      pair = [temp, item];
      return Boolean(pair);
    } else {
      pairSet.add(item);
    }
  });

  return pair;
}

console.log(findSumPair([10, 5, 7, 3], 17));